47393855569 has 8 divisors (see below), whose sum is σ = 52822873440. Its totient is φ = 42258298176.

The previous prime is 47393855539. The next prime is 47393855573. The reversal of 47393855569 is 96555839374.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 47393855569 - 2²¹ = 47391758417 is a prime.

It is a super-2 number, since 2×47393855569² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 47393855569.

It is not an unprimeable number, because it can be changed into a prime (47393855539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73364779 + ... + 73365424.

It is an arithmetic number, because the mean of its divisors is an integer number (6602859180).

Almost surely, 2^47393855569 is an apocalyptic number.

It is an amenable number.

47393855569 is a deficient number, since it is larger than the sum of its proper divisors (5429017871).

47393855569 is a wasteful number, since it uses less digits than its factorization.

47393855569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146730239.

The product of its digits is 122472000, while the sum is 64.

The spelling of 47393855569 in words is "forty-seven billion, three hundred ninety-three million, eight hundred fifty-five thousand, five hundred sixty-nine".